Finding the Fourth Proportional to 23,610.53, 35,243.06 and 20,808.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,610.53 : 35,243.06 = 20,808.10 : x
2. Step 2: Convert to fraction form
   23,610.53/35,243.06 = 20,808.10/x
3. Step 3: Cross multiply
   23,610.53x = 35,243.06 × 20,808.10
4. Step 4: Simplify right side
   23,610.53x = 733,340,836.53
5. Step 5: Solve for x
   x = 733,340,836.53/23,610.53
6. Step 6: Final answer
   x = 31,059.91